<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>hello vue</title>
</head>

<body>
    <div id="app">
        <h2>{{url}}</h2>
        <h2 v-html="url"></h2>
    </div>
    <script src="../js/vue.js"></script>
    <script>
        const app = new Vue({
            el: '#app',    
            data: {    
                message: '你好啊',
                url: '<a href="http://baidu.com">百度一下</a>'
            }
        })
    </script>
</body>
</html>